Power adapter



FIG. 1 is a front-top perspective view of a power adapter according to a first embodiment of our design;

FIG. 2 is a front elevation view thereof, a back elevation view of which is a mirror image thereof;

FIG. 3 is a right elevation view thereof;

FIG. 4 is a left elevation view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a front-bottom perspective thereof;

FIG. 8 is a front-top perspective view of a power adapter according to a second embodiment of our design;

FIG. 9 is a front elevation view thereof, a back elevation view of which is a mirror image thereof;

FIG. 10 is a right elevation view thereof;

FIG. 11 is a left elevation view thereof;

FIG. 12 is a top view thereof;

FIG. 13 is a bottom view thereof; and,

FIG. 14 is a front-bottom perspective thereof.

The broken lines shown represent unclaimed subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a power adapter, as shown and described. 